Brendan Gregg

DECEMBER 31, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. WARNING: These tunables were developed in late 2017, for Ubuntu Xenial instances on EC2.** Casey Rosenthal (traffic and chaos) Models of Availability. We help where we can. Huge Pages.

Tuning 61

Tuning AWS Best Practices Network 61

Brendan Gregg

DECEMBER 30, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. WARNING: These tunables were developed in late 2017, for Ubuntu Xenial instances on EC2.** Casey Rosenthal (traffic and chaos) Models of Availability. We help where we can. Huge Pages.

Tuning 52

Tuning AWS Best Practices Network 52

Dynatrace

MAY 6, 2021

To improve management of node capabilities , we added Enable/disable Web UI traffic operation for cluster node in Cluster Mission Control UI. Linux: Amazon Linux AMI 2017.x. AWS CloudWatch metric Amazon MQ EnqueueTime sometimes has invalid minimum values reported by CloudWatch. Operating systems support. x86 (64bit-only).

Operating System 224

Operating System AWS Metrics Storage 224

The Netflix TechBlog

OCTOBER 19, 2020

In our previous blog post we introduced Edgar, our troubleshooting tool for streaming sessions. By 2017, open source projects like Open-Tracing and Open-Zipkin were mature enough for use in polyglot runtime environments at Netflix. —?which is difficult when troubleshooting distributed systems.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

The Symphonia

MAY 22, 2018

Gojko Adzic has done some great speaking and writing on his experience here, and I included the link to his talk from late 2017. and products like AWS Fargate have made this distinction murkier still. Finally in this first overall section it was good to be able to talk about AWS SAM and SAR?—?“Serverless

Serverless 40

Serverless Architecture Lambda Azure 40

Brendan Gregg

SEPTEMBER 25, 2021

Since instances of both CentOS and Ubuntu were running in parallel, I could collect flame graphs at the same time (same time-of-day traffic mix) and compare them side by side. Aftermath I provided details to AWS and Canonical, and then moved onto the other performance issues as part of the migration.

Speed 126

Speed Java AWS Virtualization 126

The Symphonia

DECEMBER 6, 2017

The light show at the re:Play party Another re:Invent has come and gone, and us mere AWS-using mortals are now rapidly trying to sort the wheat from the chaff of a heady harvest of announcements. It’s funny to think that AWS Lambda was announced at re:Invent only 3 years ago?—?the skip to the end if you want my take on those.

Serverless 40

Serverless Lambda AWS Traffic 40